from django.conf import settings
from django.dispatch import receiver
from django.test.signals import setting_changed

DEFAULT_CONFIG = {
    "js": [],
    "css": {},
    "init_template": None,
    "settings": {},
}
CONFIG = DEFAULT_CONFIG.copy()
CONFIG.update(getattr(settings, "DJRICHTEXTFIELD_CONFIG", {}))


@receiver(setting_changed)
def update_settings(setting=None, value=None, **kwargs):
    global CONFIG
    if setting == "DJRICHTEXTFIELD_CONFIG":  # pragma: no branch
        CONFIG = DEFAULT_CONFIG.copy()
        if value:  # pragma: no branch
            CONFIG.update(value)